Minor mag. 1.0 earthquake - 5 Km W of Ryderwood, Washington, on Thursday, July 22, 2021 at 06:09 (GMT) -
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Minor magnitude 1.0 earthquake at 19 km depth
22 Jul 16:36 UTC: First to report: USGS after 10 hours.
Depth: 19.3 km
Epicenter latitude / longitude: 46.3845°N / 123.11033°W↗ (Washington, United States)
Antipode: 46.385°S / 56.89°E↗
Nearest volcano: Mount St. Helens (74 km / 46 mi)
Nearby towns and cities:
5 km (3 mi) W of Ryderwood (pop: 395) --> See nearby quakes!
30 km (19 mi) NNW of Longview (Cowlitz County) (pop: 36,800) --> See nearby quakes!
39 km (24 mi) SSW of Centralia (Lewis County) (pop: 16,800) --> See nearby quakes!
71 km (44 mi) SSW of Tumwater (Thurston County) (pop: 19,200) --> See nearby quakes!
76 km (47 mi) SSW of Woodland (pop: 46,400) --> See nearby quakes!
90 km (56 mi) NNW of Vancouver (pop: 172,900) --> See nearby quakes!
96 km (60 mi) N of Hillsboro (Oregon) (pop: 102,300) --> See nearby quakes!
98 km (61 mi) SSW of Lakewood (pop: 59,800) --> See nearby quakes!
101 km (63 mi) NNW of Portland (Oregon) (pop: 632,300) --> See nearby quakes!
109 km (68 mi) SSW of Puyallup (pop: 207,900) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 2 x 106 joules (0.554 kilowatt hours) More info
Data for the same earthquake reported by different agencies
Info: The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.
|1.0||19 km||5 Km W of Ryderwood, Washington||USGS|